Home / 519,657.26-779,551.50-164,544.35

Finding the Fourth Proportional to 519,657.26, 779,551.50 and 164,544.35

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Solution

The fourth proportional to 519,657.26, 779,551.50 and 164,544.35 is: 246,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,657.26 : 779,551.50 = 164,544.35 : x
  2. Step 2: Convert to fraction form
    519,657.26/779,551.50 = 164,544.35/x
  3. Step 3: Cross multiply
    519,657.26x = 779,551.50 × 164,544.35
  4. Step 4: Simplify right side
    519,657.26x = 128,270,794,859.03
  5. Step 5: Solve for x
    x = 128,270,794,859.03/519,657.26
  6. Step 6: Final answer
    x = 246,837.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.